Senior Systems Engineer - Modelling

BAE Systems; Kilsby; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A leading defence contractor in Kilsby is seeking a Senior Systems Engineer to support model-based engineering for advanced submarine platforms. This role involves applying engineering expertise to ensure successful system integration and development. The ideal candidate will have experience in the defence industry and be knowledgeable in modelling tools. A competitive salary, hybrid working options, and a range of benefits are offered, including health plans and pension schemes.

Benefits

Competitive pension scheme

Employee share plans

Flexible health and wellbeing benefits

Private health plans

Shopping discounts

Annual incentive

Relocation support packages

Qualifications

• Experience with model-based systems engineering processes in defence or maritime industries.
• Familiarity with the engineering lifecycle and awareness of relevant standards.
• Knowledge of safety and environmental regulations.

Responsibilities

• Apply model‑based systems engineering expertise to formalise system requirements.
• Influence design activities and ensure comprehensive design proving evidence.
• Lead development of estimates to support bids and project planning.

Skills

Model-based systems engineering

System analysis

Design verification

Customer needs understanding

Tools

Enterprise Architect (EA)

Job description

Job Title: Senior Systems Engineer - Modelling
Location: West Midlands
We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role.
Salary: Negotiable dependent on experience.

Overview

This role supports the development and integration of model‑based system engineering for BAE Systems Submarines’ advanced submarine platforms. You will apply domain expertise and formalised modelling to support system requirements, design, analysis, verification and validation activities across the entire engineering lifecycle.

Responsibilities

• Apply model‑based systems engineering subject‑matter expertise to formalise and model system requirements, design, analysis, verification and validation activities.
• Understand and model the customer and user needs of the product system and influence design activities and technical and operational performance.
• Ensure capture of comprehensive design proving evidence within the model and endorsement by the appropriate authority.
• Integrate system models with other submarine platform models.
• Report programme status, identify problem areas, and implement recovery plans, including change embodiment activities.
• Lead development of estimates for scope of work and resources to support bids, proposal development and project planning.
• Share knowledge and experience to lead and develop others in MBSE.

Essential Qualifications

• Experience with model‑based systems engineering processes and practices in defence, maritime or a closely linked industry, recognising the context of their work.
• Experience of the engineering lifecycle, operating in the phase relevant to the role and awareness of the entire lifecycle.
• Knowledge of relevant engineering standards, including safety and environmental regulations.

Desirable Qualifications

• Experience working with a systems engineering modelling tool such as Enterprise Architect (EA).
• Experience with a systems modelling language such as SysML.
• Knowledge of modelling frameworks.
• Knowledge or awareness of ISO 15288.

Benefits

Competitive pension scheme, employee share plans, flexible discounted health, wellbeing and lifestyle benefits, green car scheme, private health plans and shopping discounts. Eligible for an annual incentive. Relocation support packages are available for all Submarines roles, subject to meeting eligibility criteria.

Why BAE Systems

BAE Systems Submarines is growing rapidly and is actively recruiting a variety of roles to support our national endeavour. We offer an inclusive culture that values diversity of thought, rewards integrity and merit, and empowers you to fulfil your potential. All applicants are encouraged to apply. If you have a disability or health condition that may affect your performance, please speak to your recruiter about reasonable adjustments.

All roles are subject to security and export control restrictions, including baseline personnel security and potential higher security vetting based on residency and role requirements.

Closing Date

5th January 2026. We reserve the right to close this vacancy early if we receive sufficient applications.